Electronic computer



March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC. COMPUTER Filed March 14, 1947 41 Sheets-Sheet 1 /l DEFLECTOR 2 CONTROLLED COLLECTOR GRID cmcu/T K 71-104mm Mons a SHIELD K 51-07750 CONTROLUNG cmcu/T INPUT CONTROL n Taz 14 FIG 7- lNVENTOR '5. 8. WILLIAMS BY met ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER Filed March 14, 1947 41 Sheets-Sheet 2 (a so F/ G. 8 g

i 45 I E FIG. .9

PIP/ME gil/sl 9- i F/ns 1 GENERATOR aoosrs POTENTIAL o/v LEADS OF VARIOUS PA/ns .ruccssslvsu 1 1 NO. I TUBE N0. 8 TUBE IVOJ TUBE N0. 8 TUBE INVENTO/P S. B. WILL/A MS March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER Filed Ma'rch 14, 1947 41 Sheets-Sheet 5 GENERATOR wees F G. I

TRANSIENTLY DEPRESFED 8) GENERATOR CYCLE END TUBE END TUBE GENERATOR SIGN SELECT/ON AND PR/M/NG TUBES r 1 l l ENTRY KEYS 0 ENTRY TUBE ENTRY W955 1-9 ENTRY TUBES ACCUMULA TOR nsp gsso TUBES 94 CLEARING KEV ACTIVE DURING MULT. ACCUMULATOR RE G/S TE R TUBES CARR Y TUBES 5 MULT/PLIER nspnzssen snmr COUNTING DURING MULTIPLIER ADDITION SHIFT DIVISION S G. ROOT ACTIVE DURING DIM 850. ROOT ouor/E/vr o/s/r ZZZ-i ROOT COUNTING 4 0mm,

DIVISION SHIFT PROGRESS MULT/ PL/CA ND MULT/PL/E'R DEPRESSED v ROOTD/ 1:00 DURING A DD/T/ON MUL7. DIVISION RESULT DISPLAY TUBES 2 v l l l TRANGIENTLY DEPRESSED BY START PULSE PATTERN CONTROL Q SHIFT TUBES 89 1 1 1 TRANS/ENTLY DEPRESSED AT END OF LAST GENERATOR CYCLE AFTER DISPLAY CONTROL HAS OPERATED /Nl/'NTOR 5. -B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER Filed March 14, 1947 41 Sheets-Sheet 4 START \lzo FIG. /2

DIVIDEND ENTRY MULT/PLIER SIGN SO- R007 PRODUCT MULTPLICAND ()auo TIENT yauo TIE/VT DIV/50R (-moo-r H7007 was/v0 4/10 400500: (-MUGEND. a-uuaswo, ADDEND, Mil/U500 4N0 sun rays/v0 MINI/5N0 MINI/END 1.905 TRAHEND )Sl/BTRAHEIVD SELEC r/mv 0F GENERATOR AFTER 54c J'UBTMCT/ON 23 6 3 MEMORY SELECTION OF GEN. ONSTART (-)DISPLAV- lNl ENTOR S. B. WILLIAMS March 28, 1950 Filed March 14, 1947 S. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 6 START B EIGIT EDI ET? KEYS W a0 /a/ a2 Ea: L I I I T J \2 [8 W /9@ I9 :r 1

MULT/PL/CAT/o CLEARS DISPLAY COMPLETION ACCUMULATION COUNT ING MULZ' ADDITION M- D- 50. R71- DIVISION I SO-IPOOT ADDITION FINAL DISPLA Y COUNTING-D 8 50. RT

GENERATOR START INVENTOR By S. B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360-

ELECTRONIC COMPUTER Filed Marbh 14, 1947 41 Sheets-Sheet 7 FIG. [6 FIG. I7 FIG. 1a

PATTERN ENTRY KEYS Pos/T/vE START GENERATOR MULT/PLICATIO/V PArTERN "PIT/N SIGN-DIGIT FDIG. I9 FIG. FIG. 2/ "E64 Til/E FA TT'ERN ACCUMULATOR GENERTOR p y 5, CLEARING KE) :0. ROOT zERo SETTING FIG. 22 FIG. 23 F26. 24

GEN RATOR GENERATOR 32; SELECT/0N coNTRDL DISPLAY couNTER SHIFT RELEASE DIV/SIGN SQROOT' FIG. 25 FIG. 26 FIG. 27 COUNT/N6 FIRST FACTOR .cEcoND FACTOR Mmr/ LluT a/v SIGN ENTRY SIGN ENTRY coNTRoL coNTRDL FIG- 2a FIG. 29 FIG 30 V FIG. 3/

- COUNTING Mr/N6 CONTROL DIVISION FIRST FAcroR SECONDVFACTOR DIV/3m v a Roar ENTRY ENTR SQ ROOT REGISTERS REa/sTERs FIG- 32 FIG- :3 FIG. :4 FIG. 3: Rear SUBTRAHEND .rrNTNEs/s .rH/Fr coNTRoL TUBES couNTER ggg gg F/RsT DEMON/NATIONAL oRD R coNTRDL :EcoND DRDER sEcoND DEIVOM/IVAT/ONAL DRDER CMTER FIG. as FIG. 37 FIGJO FIG. :9 Roar SUBTRAHEND :rNTHEs/s c (1855 THIRD ORDER :H/FT ONTROL T PATTERN mum-ER THIRD DENDM/NAT/DNAL DRDER CONTROL FOURTH ORDER FauRTh DEMON/NATIONAL DRDER couNTER FIG. 40 FIG. 4/

4ccuMuLAroR ACCUMULATOR F/RsT DEN. COMMON ORDER CONTROL FIG. 42 FIG- 43 FIG. 44 cum/rag DISPLAY DISPLAY SECOND DEN. ggzoucr s/aN ORDER M M0 r TUBES REMINDE E R FIG. 45 FIG. 46 FIG. 47 ACCUMULATOR DISPLAY RELEASE THIRD DEN- ppopucr DISPLAY oRDER sun PATTERN REm/NDER FIG. 40 FIG. 49 ACCUMULATOR p/JPLAY FOURTH DEM oRDER $133,?"

IN l E N 7?? R -S. B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER Filed March 14, 1947 41 Sheets-Sheet 8 u 3 E t Q I/VDVENTOR by s. B. WILLIAMS A T TORNE V March 28, 1950 s. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 9 Filed March 14, 1947 lNVENTOR S. B. WILLIAMS ATTORNEY s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER 41 Sheets-Sheet l0 March 28, 1950 Filed March 14, 1947 V m M Mm R 5 TL m NL T MM A mwkw W8 V B was! 29 ll\ mqm \Gkhmvnw h \QQ 8$ V SS 8 89 Saw H W fiQ Q\ D \K (R5 3%, NR? 1 we? S& A .i BE $98 8min W l l| March 28, 1950 s. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 11 Filed March 14, 1947 Qokwmmzwu $5183 Q wt INVENTOR B. W/ L L IA MS ATTORNEY March 28, 1950 s, w L s 2,502,360

ELECTRONIC COMPUTER Filed, March 14, 1947 41 Sheets-Sheet 12 a v 5 Q SOUA RE R00 T 4 INVENTOR 5.8. WILLIAMS Br II I! I A TTORNEY 41 Sheets-Sheet l3,

Mamh 1950 s. B. WILLIAMS ELECTRONIC COMPUTER Filed March 14, 1947 H S M M RA R v 0/ m TL Y A w n E 5 VW v 1 v v w n WE mm H 3m 3 Aw g Y 5m B. S? H wai r mw wzw QEC W 20 N; b ofi Al 8} S v F .v u" .v 3w J" .n I m m M" II .n M BR m wqfim m NE w NQQ as vSNA" Es 3Q Q Q5 Q QQGQQ wE l BR M \w QR 3R 41 Sheets-Sheet 14 Filed March 14, 1947 INVENTOR S. B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 15 Filed March 14, 1947 INVENTOR By 5- B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360

' ELECTRONIC COMPUTER Filed March 14, 1947 41 Shee s- 16 IN [/5 N 70/5 5. B. W/L L #1 us By A TTORNEV March 28, 1950 s. B. WILLIAMS ELECTRONIC- COMPUTER 41 Sheets-Sheet 17 Filed March 14, 1947 QMkEbQU .QQRN QWEERQDE INVENTOR S. B. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 18 Filed March 14, 1947 INVEN TOR $.15. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS ELECTRONIC COMPUTER 41 Sheets-Sheet 19 Filed March 14, 1947 NRN ' mwavron By SB. WILLIAMS ATTORNEY March 28, 1950 s. B. WILLIAMS 2,502,360

ELECTRONIC COMPUTER Filed March 14, 1947 41 Sheets-Sheet 20 nws/vme S. B. WILLIAMS ATTORNEY 

